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Initial import of svn+ssh:://svn.icir.org/bro/trunk/bro as of r7088

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Robin Sommer 2010-09-27 20:42:30 -07:00
commit 61757ac78b
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linux-include/netinet/udp_var.h Normal file
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/*
* Copyright (c) 1982, 1986, 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)udp_var.h 8.1 (Berkeley) 6/10/93
*/
/*
* UDP kernel structures and variables.
*/
struct udpiphdr {
struct ipovly ui_i; /* overlaid ip structure */
struct udphdr ui_u; /* udp header */
};
#define ui_next ui_i.ih_next
#define ui_prev ui_i.ih_prev
#define ui_x1 ui_i.ih_x1
#define ui_pr ui_i.ih_pr
#define ui_len ui_i.ih_len
#define ui_src ui_i.ih_src
#define ui_dst ui_i.ih_dst
#define ui_sport ui_u.uh_sport
#define ui_dport ui_u.uh_dport
#define ui_ulen ui_u.uh_ulen
#define ui_sum ui_u.uh_sum
struct udpstat {
/* input statistics: */
n_long udps_ipackets; /* total input packets */
n_long udps_hdrops; /* packet shorter than header */
n_long udps_badsum; /* checksum error */
n_long udps_badlen; /* data length larger than packet */
n_long udps_noport; /* no socket on port */
n_long udps_noportbcast; /* of above, arrived as broadcast */
n_long udps_fullsock; /* not delivered, input socket full */
n_long udpps_pcbcachemiss; /* input packets missing pcb cache */
/* output statistics: */
n_long udps_opackets; /* total output packets */
};
/*
* Names for UDP sysctl objects
*/
#define UDPCTL_CHECKSUM 1 /* checksum UDP packets */
#define UDPCTL_MAXID 2
#define UDPCTL_NAMES { \
{ 0, 0 }, \
{ "checksum", CTLTYPE_INT }, \
}
#ifdef KERNEL
struct inpcb udb;
struct udpstat udpstat;
void udp_ctlinput __P((int, struct sockaddr *, struct ip *));
void udp_init __P((void));
void udp_input __P((struct mbuf *, int));
int udp_output __P((struct inpcb *,
struct mbuf *, struct mbuf *, struct mbuf *));
int udp_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
int udp_usrreq __P((struct socket *,
int, struct mbuf *, struct mbuf *, struct mbuf *));
#endif